library(ggplot2)
test_that("Adaplot works", {
  set.seed(2025)
  X<-sort(matrix(rnorm(100, mean = 2 , sd = 5)))
  g=adaplot(X, title = "Ada-plot", xlab = "x", lcol = "black", rcol = "grey60")
  expect_true(is_ggplot(g))
})